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Cisco IT – Why So Many CUCM Clusters?

Last week, we looked at the question “How close to the phones does the CUCM cluster have to be?” There was no easy or set answer to this question, but we acknowledged right at the start that minimizing the number of clusters is probably a good idea. So why, then, does Cisco IT have so many clusters?

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How a Cisco IT Team Uses the CITEIS Private Cloud

My team maintains and supports Cisco IT’s internal implementation of the Cisco WebEx Social collaboration platform. Cisco employees use WebEx Social for internal collaboration and knowledge sharing in online communities, and as a central repository for documents, videos, and other information resources. Read More »

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How Close To Your Phones Does a CUCM Cluster Have To Be?

The first things involved in designing a Unified Communications network are deciding where to put the Cisco Unified Communications Manager (CUCM) clusters, and how many clusters to have. And some of the major factors to consider are “Where are the phones? How many are there, and how close to the phones does a cluster have to be?” Read More »

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Collaboration is Hot … A Report from the 2013 Collaboration Summit

Yes, it’s still true – collaboration continues to be hot, even more so last week at balmy Boca Raton, Florida, site of the 2013 Cisco Collaboration Summit. For the fourth consecutive year, it was again my honor to host over 30 customers – collaboration IT experts in their respective companies. They represented every vertical from healthcare to retail, from manufacturing to aviation, and entertainment to education. Read More »

Cisco IT Best Practices for Creating a Private Cloud

The Cisco IT Elastic Infrastructure Services program, or CITEIS, is our internal implementation of Infrastructure as a Service (IaaS) and Platform as a Service (PaaS) resources in a private cloud. CITEIS is designed to provide a consumer-type IT experience to our developers while Cisco IT maintains governance and control over the infrastructure. Read More »

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